#include <stdio.h>
#include <string.h>
#include <unistd.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>


int main()
{
    // C
    printf("hello printf\n");
    fprintf(stdout, "hello fprintf\n");
    fputs("hello fputs\n", stdout);


    // system call
    const char *msg = "hello write\n";
    write(1, msg, strlen(msg));

    fork();
    //do nothing -> return quit
    return 0;
}
